OXALIDACEjE. 63 



1. G. MACULATUM, L. Spotted Geranium. Cranes hill. 



Si m soincwhat angular, erect, dichotomous, setosely pubescent; leaven 3 to 

 6-partcd: lobes wedge-shaped and entire at base, inciscly serrate above; radical 

 leaves on long petioles, upper opposite, on short petioles; sepals niucronatcly awned; 

 petals entire. 



Open 'woods: common. Ma}*. June. Per. Stem 10 to 20 inches high. Leaves 2 

 to 3 inches in diameter, cleft % way down, 2 at each fork. Flowers mostly in 

 pairs on unequal pedicels, large, purple. Boot powerfully astringent. Medicinal. 



2. G-. PUSILLUM, L. Small-floicercd Geranium. 



Slcms procumbent, slender, minutely pubescent ; leaves rounded, kidney-form, 

 6 to 7-partod. the divisions mostly 3-cleft; peduncles short, 2-flowered; sepals awn- 

 loss, about as long as the emarginate calyx. 



Sandy soils. May — July. Stems 1 foot long, much branching, covered with short 

 deflected hairs. Lares opposite, divided almost to the base. Peduncles axillary, 

 forked, bearing 2 purplish-red flowers, much smaller than the preceding. Intro 

 duced. Annual. 



3. Gr. Carolinianum, L. Carolina Crane? slill. 



Stem diffusely branched; leaves deeply 5-parted; lobes incisely toothed 3 to 5-cleft; 

 peduncles crowded towards the top; petals notched, as long as the calyx; carpela 

 hairy. 



Fields and hills. May— July. Stems pubescent, diffuse, 8 to 15 inches long, 

 swelling at the joints. Leaves % to 1V£ inches in diameter, hairy. Flowers small, 

 rose-colored or nearly white, in pairs and somewhat fasciculate. Biennial. 



4. G\ RoBERTIANUM, L. Herb Robert. 



Stem diffuse, hairy; leaves 3 to 5-parted to the base ; leaflets somewhat pinnatifld, 

 segments somewhat mucronate; peduncles long, 2-flowered; sepals awned, shorter 

 than the entire petals. 



Rocky places and shaded ravines. June — Oct. Annual. Stem reddish, with 

 long diffuse weak branches. Leaves on long petioles somewhat hairy, V/% to 3 

 inches in diameter, with pinnatifld segments. Flowers small, pale purple, beauti- 

 fully lined with darker shades. Capsule small, rugose, keeled. Seeds smooth. 

 The whole plant is very petid. 



The genus Pelargonium embracing more than 300 species of shrubby and herba- 

 ceous plants, with innumerable varieties of magnificent flowers, nearly all natives 

 of the Cape of Good Hope, are embraced in this order. Many of which are culti- 

 vated in our green houses and conservatories. 



Order 26. OXALIDACEJK.— The Wood Sorrel Family. 



Plants with sour juice, compound haves, and regidar flowers. Sepals 5. persistent, 

 equal. Petals 5, equal, unguiculate, with a twisted aestivation. Stamens 10, 

 uaually more or less monodelphous, those opposite the petals longest. Styles 6, 

 filiform ; stigmas capitate. Fruit capsular, membraneous, with 5 cells, and from & 

 to 10 valves. Sheds few, with a fleshy integument, which burets elastically. 



1. OXALIS. Linn. Wood Sorrel. 



Gr. orus, sour ; from the acid taste of most species. 



Sepals 5, free or united at base. Petals 5. Stamens 

 10, usually more or less monodelphous, alternately shorter. 

 Capsule deeply 5-lobed, 5-celled, each cell opening on the 

 back. Seeds few in each cell, pendulous from the axis,— 



